Authorities are concerned over the safety of buildings in the New Zealand city of Christchurch, after a 7.1 magnitude earthquake hit the area on Saturday. Video Courtesy of Reuters.

This transcript has been automatically generated and may not be 100% accurate.

go ... so I'm not going to be ordered to leave ... many residents of the New Zealand city of Christchurch must vacate their homes in the aftermath of a major earthquake which shook the area on Saturday ... before the rebuilding can begin authorities must inspect the city ... engineers tech buildings for structural integrity ... too many places have become uninhabitable ... an overnight curfew from Saturday into Sunday ... aimed to prevent people from getting close to fragile buildings ... damage to water pipes means residents to boil water before using it ... roads bridges and power lines also the seven point one magnitude earthquakes destructive power ... memories of the quakes terrifying forty seconds are still fresh ... this might be in a lawsuit being ... and time to ... be from the UK we believe the new fees that hearing ... I feel it all tool ... I ... was just ... we just really feel ... the EPA is heated and this he didn't think we ... just want to get out of the building ... what does so what I've been living here New Zealand for a long time Swire was very scared but other Japanese with experienced earthquakes in Japan didn't seem to be too frightened call that demand is ... Christchurch is New Zealand's second-biggest city ... but no deaths have been reported ... Saturday's quake ranks among the ten largest in the country's history ...